Blog Fasteners101 FAQ's Reviews About Us Tax Exempt Customers
Go to homepage
Shipping Info
Request A Quote
Live Chat
CONTACT US
866-573-0445
Mon-Fri 8am-5pm EST
0
Shopping cart
0 / $0.00*
Orders & Buy Again
Skip image gallery
Print this page

Machine Screws, Star Drive Flat Head, 6-Lobe Torx, Stainless Steel 18-8, #4-40 x 1/4"

Diameter - Thread Pitch: #4-40
  • Our current stock for the 1/4" length is a T-8 drive
  • Countersunk flat head with a star drive (6 lobe) drive
  • A machine screw is commonly identified by its small size
  • Used with nuts or in a pre-drilled hole
  • Designed to prevent stripping during proper installation
  • Higher torque can be used with this drive style
  • 18-8 stainless steel is the fastener industry standard
  • Suitable for freshwater environments

#4-40 Star drive flat head machine screws are made of 18-8 stainless steel.

Product number: 1079-060-0002
Print this page
Click on a size/sku in the table to view product-specific details and specifications.

Specifications

  • Color: Silver
  • Condition: New
  • Corrosion Resistant: Yes
  • Countersink: 82 Degree
  • Diameter: #4
  • Drive Style: Star
  • Head Type: Flat Head
  • Thread Direction: Right Hand
  • Thread Type: Coarse
  • Fit: 2A
  • Grade: 18-8
  • Head Diameter: Max 0.225 - Min 0.195
  • Head Style: Flat
  • Length: 1/4"
  • Material: Stainless Steel
  • Overall Head Height: Max 0.067 - Min 0.055
  • Part Number: 787392591575
  • Product Type: Machine Screws
  • Size: #4-40 x 1/4"
  • Size System: US
  • Size Type: Regular
  • System of Measurement: Inch
  • Thread Direction: Right Hand
  • Thread Pitch: 40 Per Inch
  • Thread Size: #4-40
  • Thread Standard: UNC
  • Thread Type: Coarse
  • Tolerance (IFI): Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
  • Star Drive: T-8
  • Weight: 1 lb
Select Size/SKU & Quantity
4 Available Sizes
SIZE/SKU Review Volume Pricing* Enter Any Qty
#4-40 x 1/4" (T8)
1079-060-0002
1
$0.15 ($0.15/ea)
100
$11.00 ($0.11/ea)
1000
$90.00 ($0.09/ea)
$0.00
#4-40 x 5/16"
1079-060-0012
1
$0.15 ($0.15/ea)
100
$11.00 ($0.11/ea)
1000
$80.00 ($0.08/ea)
$0.00
#4-40 x 3/8" (T9)
1079-060-0022
1
$0.16 ($0.16/ea)
100
$11.00 ($0.11/ea)
1000
$100.00 ($0.10/ea)
$0.00
#4-40 x 1/2"
1079-060-0032
1
$0.05 ($0.05/ea)
100
$4.00 ($0.04/ea)
1000
$30.00 ($0.03/ea)
$0.00

Frequently Used With

Star Drive Power Bits, T8, Length 2" Star Drive Power Bits, T8, Length 2"
Volume Pricing*
1
$2.56
($2.56/ea)
10
$21.10
($2.11/ea)
50
$96.00
($1.92/ea)
$0.00
Star Drive Power Bits, T10, Length 2" Star Drive Power Bits, T10, Length 2"
Volume Pricing*
1
$2.60
($2.60/ea)
10
$21.50
($2.15/ea)
50
$97.50
($1.95/ea)
$0.00
Hex Machine Nuts, Stainless Steel 304, #4-40 (1/4 Flats x 3/32 Thick) Hex Machine Nuts, Stainless Steel 304, #4-40 (1/4 Flats x 3/32 Thick)
Volume Pricing*
1
$0.07
($0.07/ea)
100
$4.00
($0.04/ea)
1000
$30.00
($0.03/ea)
$0.00
Flat Washers, Stainless Steel 304, #4 (.125 ID x .312 OD x .031 Thick) Flat Washers, Stainless Steel 304, #4 (.125 ID x .312 OD x .031 Thick)
Volume Pricing*
1
$0.07
($0.07/ea)
100
$2.00
($0.02/ea)
1000
$10.00
($0.01/ea)
$0.00
Lock Washers, Split Ring, Stainless Steel 304, #4 (.114 ID x .209 OD x .025 Thick) Lock Washers, Split Ring, Stainless Steel 304, #4 (.114 ID x .209 OD x .025 Thick)
Volume Pricing*
1
$0.07
($0.07/ea)
100
$3.00
($0.03/ea)
1000
$20.00
($0.02/ea)
$0.00
Nylon Lock Nuts, Stainless Steel 304, #4-40 (.251 Flats x .153 Height) Nylon Lock Nuts, Stainless Steel 304, #4-40 (.251 Flats x .153 Height)
Volume Pricing*
1
$0.07
($0.07/ea)
100
$4.00
($0.04/ea)
1000
$30.00
($0.03/ea)
$0.00

*Volume pricing available on select products. Products without quantity breaks are priced per unit.

Page Total: $0.00

Subscribe to our regular newsletter now to stay tuned on the latest products and special offers.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Privacy*
This website uses cookies to ensure the best experience possible. More information...